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82 lines
3 KiB
JavaScript
82 lines
3 KiB
JavaScript
/*!
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* jquery.storage.js 0.0.3 - https://github.com/yckart/jquery.storage.js
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* The client-side storage for every browser, on any device.
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*
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* Copyright (c) 2012 Yannick Albert (http://yckart.com)
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* Licensed under the MIT license (http://www.opensource.org/licenses/mit-license.php).
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* 2013/02/10
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**/
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;(function($, window, document) {
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'use strict';
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$.map(['localStorage', 'sessionStorage'], function( method ) {
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var defaults = {
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cookiePrefix : 'fallback:' + method + ':',
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cookieOptions : {
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path : '/',
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domain : document.domain,
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expires : ('localStorage' === method) ? { expires: 365 } : undefined
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}
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};
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try {
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$.support[method] = method in window && window[method] !== null;
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} catch (e) {
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$.support[method] = false;
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}
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$[method] = function(key, value) {
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var options = $.extend({}, defaults, $[method].options);
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this.getItem = function( key ) {
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var returns = function(key){
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return JSON.parse($.support[method] ? window[method].getItem(key) : $.cookie(options.cookiePrefix + key));
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};
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if(typeof key === 'string') return returns(key);
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var arr = [],
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i = key.length;
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while(i--) arr[i] = returns(key[i]);
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return arr;
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};
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this.setItem = function( key, value ) {
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value = JSON.stringify(value);
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return $.support[method] ? window[method].setItem(key, value) : $.cookie(options.cookiePrefix + key, value, options.cookieOptions);
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};
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this.removeItem = function( key ) {
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return $.support[method] ? window[method].removeItem(key) : $.cookie(options.cookiePrefix + key, null, $.extend(options.cookieOptions, {
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expires: -1
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}));
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};
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this.clear = function() {
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if($.support[method]) {
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return window[method].clear();
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} else {
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var reg = new RegExp('^' + options.cookiePrefix, ''),
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opts = $.extend(options.cookieOptions, {
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expires: -1
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});
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if(document.cookie && document.cookie !== ''){
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$.map(document.cookie.split(';'), function( cookie ){
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if(reg.test(cookie = $.trim(cookie))) {
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$.cookie( cookie.substr(0,cookie.indexOf('=')), null, opts);
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}
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});
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}
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}
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};
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if (typeof key !== "undefined") {
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return typeof value !== "undefined" ? ( value === null ? this.removeItem(key) : this.setItem(key, value) ) : this.getItem(key);
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}
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return this;
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};
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$[method].options = defaults;
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});
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}(jQuery, window, document));
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